National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

55°F

13°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Sep 07:00 AM PDT
Extended Forecast for

Troutdale OR

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 52. Calm wind.

    Low: 52 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind.

    High: 79 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53. Light and variable wind.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 54.

    Low: 54 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 73.

    High: 73 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 77. Light and variable wind.
Tonight
Increasing clouds, with a low around 52. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind.
Saturday Night
Mostly clear, with a low around 53. Light and variable wind.
Sunday
Sunny, with a high near 82. Calm wind becoming west northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53.
Monday
Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 77.
Monday Night
Increasing clouds, with a low around 54.
Tuesday
Mostly cloudy, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 74.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
Partly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.57°N 122.4°W (Elev. 79 ft)
Last Update:
6:41 am PDT Sep 18, 2026
Forecast Valid:
7am PDT Sep 18, 2026-6pm PDT Sep 24, 2026
 
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Additional Resources

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